diff --git a/backend/src/graphql/resolver/ContributionResolver.ts b/backend/src/graphql/resolver/ContributionResolver.ts
index 49c6ea379..4baf3d010 100644
--- a/backend/src/graphql/resolver/ContributionResolver.ts
+++ b/backend/src/graphql/resolver/ContributionResolver.ts
@@ -580,11 +580,11 @@ export class ContributionResolver {
       clientTimezoneOffset,
     )
 
-    const receivedCallDate = new Date()
-
     // acquire lock
     const releaseLock = await TRANSACTIONS_LOCK.acquire()
     console.log(`locked for confirmContribution ${id}`)
+
+    const receivedCallDate = new Date()
     const queryRunner = getConnection().createQueryRunner()
     await queryRunner.connect()
     await queryRunner.startTransaction('REPEATABLE READ') // 'READ COMMITTED')